The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 22, 2022

Filed:

Sep. 16, 2020
Applicant:

Samsung Display Co., Ltd., Yongin-Si, KR;

Inventors:

Hyun-gue Song, Hwaseong-si, KR;

Heeseong Jeong, Seoul, KR;

Dahye Kim, Yongin-si, KR;

Sunhwa Kim, Hwaseong-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 27/32 (2006.01); H01L 51/50 (2006.01); G09G 3/3208 (2016.01);
U.S. Cl.
CPC ...
H01L 51/5256 (2013.01); G09G 3/3208 (2013.01); H01L 27/323 (2013.01); H01L 27/3211 (2013.01); H01L 51/5012 (2013.01); H01L 51/5036 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01); H01L 51/5246 (2013.01); H01L 51/5265 (2013.01); H01L 51/5275 (2013.01); H01L 51/5281 (2013.01); G09G 2320/0666 (2013.01); H01L 2251/558 (2013.01);
Abstract

By controlling the optical thickness of the upper stacked structure disposed on the display panel, it is possible to periodically control the tristimulus value of Xr and the tristimulus value of Yg emitted from the electronic device. The optical thickness is determined by the thickness and refractive index of the upper stacked structure. This control may reduce the tristimulus value of Xr periodically or increase the tristimulus value of Yg periodically. The tristimulus value of Xr may be periodically decreased and the tristimulus value of Yg may be periodically increased at the same time.


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